<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>百度浏览器官网动画</title>
    <link rel="stylesheet" href="./index.css">
</head>

<body>
    <div class="mountains">
        <div class="bgBox bg1"></div>
        <div class="bgBox bg2"></div>
        <div class="bgBox bg3"></div>
    </div> 
    <div class="bearBox"></div>
</body>

</html>